<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>
<style>
  .box {
    width: 100px;
    height: 100px;
    background-color: red;
    position: relative;
    top: 300px;
  }

  .box1 {
    width: 100px;
    height: 100px;
    background-color: rgb(132, 209, 87);
  }
</style>

<body>
  <div class="box"></div>
  <div class="box1">1</div>
</body>

</html>